Kia toru nga korero, me penei: PPR, PVC, PE 1. Ko nga paipa kirihou e whakamahia nuitia ana ko: PPR (polypropylene), PVC (polyvinyl chloride), PB (polybutene), PE-RT (polyethylene ātete wera), PE (polyethylene) \HDPE (reinforced high-density polyethylene) ethylene), aha atu Tuarua, te rahi o te paipa kirihou...
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